Home / 282,204.40-389,442.33-161,348.23

Finding the Fourth Proportional to 282,204.40, 389,442.33 and 161,348.23

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Solution

The fourth proportional to 282,204.40, 389,442.33 and 161,348.23 is: 222,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,204.40 : 389,442.33 = 161,348.23 : x
  2. Step 2: Convert to fraction form
    282,204.40/389,442.33 = 161,348.23/x
  3. Step 3: Cross multiply
    282,204.40x = 389,442.33 × 161,348.23
  4. Step 4: Simplify right side
    282,204.40x = 62,835,830,632.58
  5. Step 5: Solve for x
    x = 62,835,830,632.58/282,204.40
  6. Step 6: Final answer
    x = 222,660.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.